Patents by Inventor Kouichi Ooyama
Kouichi Ooyama has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10960673Abstract: An inkjet printer collects ink mist, and eliminates the necessity of frequent filter cleaning and replacement. Vents are on an upstream side in a conveying direction of a printing medium of the print heads of a printing part, blowout air volume of the respective vents can be adjusted, collection ports are on a downstream side in the conveying direction of the printing medium of the respective print heads, suction air volume of the collection ports can be adjusted, and an ink mist collecting parts are each provided which liquefies and collects ink mist contained in air sucked from any one of the collection ports while the air passes through filters. The blowout air volumes of the respective print heads and the suction air volumes are set to air volumes according to amounts of generated ink mist, and ink mist is collected according to differences in amounts of generated ink mist.Type: GrantFiled: December 3, 2019Date of Patent: March 30, 2021Assignee: MIYAKOSHI PRINTING MACHINERY CO., LTD.Inventors: Hideo Izawa, Kouichi Ooyama, Kazushige Sato, Masaru Kusanagi, Masatoshi Mutoh
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Patent number: 10759194Abstract: A drying device H is provided with: a first heating roller part 10 and a second heating roller part 20 that guide a printed object X and are capable of heating the printed object X; a first heating part 11 that is formed so as to be opposed to the outer circumferential surface of the first heating roller part 10 and a second heating part 21 that is formed so as to be opposed to the outer circumferential surface of the second heating roller part 20, wherein after the printed object X has been guided to the first heating roller part 10 on the upstream side, it is guided to the second heating roller part 20 on the downstream side, with the setting temperature of the second heating roller part 20 being made higher than the setting temperature of the first heating roller part 10, and an ink-jet printing device I equipped with such a heating device.Type: GrantFiled: October 29, 2018Date of Patent: September 1, 2020Assignee: MIYAKOSHI PRINTING MACHINERY CO., LTD.Inventors: Hideo Izawa, Kouichi Ooyama, Kazushige Sato, Hidetoshi Kon
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Publication number: 20200269585Abstract: An inkjet printer collects ink mist, and eliminates the necessity of frequent filter cleaning and replacement. Vents are on an upstream side in a conveying direction of a printing medium of the print heads of a printing part, blowout air volume of the respective vents can be adjusted, collection ports are on a downstream side in the conveying direction of the printing medium of the respective print heads, suction air volume of the collection ports can be adjusted, and an ink mist collecting parts are each provided which liquefies and collects ink mist contained in air sucked from any one of the collection ports while the air passes through filters. The blowout air volumes of the respective print heads and the suction air volumes are set to air volumes according to amounts of generated ink mist, and ink mist is collected according to differences in amounts of generated ink mist.Type: ApplicationFiled: December 3, 2019Publication date: August 27, 2020Applicant: MIYAKOSHI PRINTING MACHINERY CO., LTD.Inventors: Hideo IZAWA, Kouichi OOYAMA, Kazushige SATO, Masaru KUSANAGI, Masatoshi MUTOH
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Publication number: 20200251838Abstract: A press-fit terminal includes a compliant part having a widened part including contact points that protrude to the outermost side along an orthogonal direction (first orthogonal direction Y) orthogonal to an insertion direction X with respect to a through hole of a board and a hole that allows deformation of the widened part toward an inside in the orthogonal direction, and is press-fitted into the through hole 23 along the insertion direction X to come into contact with an inner peripheral surface of the through hole of the board.Type: ApplicationFiled: December 28, 2019Publication date: August 6, 2020Inventors: Yuya Kishibata, Nobuyuki Sakamoto, Kouichi Ooyama
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Patent number: 10714864Abstract: A connector includes an outer tube, an inner tube formed to be continuous from the outer tube, and a partition wall configured to isolate the outer tube and the inner tube. The partition wall has an elongate convex portion, the convex portion is formed on a surface of the partition wall in a side of the outer tube, and the convex portion has a through hole penetrating the partition wall which is formed in the convex portion and a terminal is press-fitted into the through hole.Type: GrantFiled: May 15, 2019Date of Patent: July 14, 2020Assignee: Yazaki CorporationInventors: Kouichi Ooyama, Takumi Nakagishi
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Patent number: 10663226Abstract: A heating drum, which guides a long-sized medium and also heats and dries the medium, includes a cylinder-shaped main body part, disc-shaped limb parts attached to the end parts of the main body part, and a shaft core attached to the limb parts. On an edge of an inner circumferential surface of the main body part, a cut-out part extending in the circumferential direction is formed. A groove part also extending in the circumferential direction is formed on the inner circumferential surface on an inner side from the cut-out part of the main body part. The cut-out part and the groove part are in parallel with each other, and the limb part is fitted to the cut-out part. A claw part is fixed to the limb part by a fitting tool, so that a hook part of the claw part is freely movably fitted to the groove part.Type: GrantFiled: November 30, 2018Date of Patent: May 26, 2020Assignee: MIYAKOSHI PRINTING MACHINERY CO., LTD.Inventors: Hideo Izawa, Kouichi Ooyama, Kazushige Sato, Hidetoshi Kon
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Publication number: 20200031139Abstract: To provide a drying device which can dry a printed object, and is also capable of sufficiently suppressing curling of the printed object itself or wrinkles and cockling from occurring in the printed object, and an ink-jet printing device equipped with such a drying device.Type: ApplicationFiled: October 29, 2018Publication date: January 30, 2020Inventors: Hideo IZAWA, Kouichi OOYAMA, Kazushige SATO, Hidetoshi KON
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Publication number: 20200031140Abstract: To provide a heating drum which even when heated at a high temperature, is capable of suppressing the limb part from being deviated relative to the main body part, and an ink-jet printing device equipped with such a heating drum.Type: ApplicationFiled: November 30, 2018Publication date: January 30, 2020Inventors: Hideo IZAWA, Kouichi OOYAMA, Kazushige SATO, Hidetoshi KON
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Patent number: 10532592Abstract: A head position adjustment mechanism including: a head fixing section for fixedly supporting a head section; a linear-motion mechanism to which the head fixing section has been attached; and a bracket to which the linear-motion mechanism has been attached, the bracket has a tapered pin attached to the bracket and a plunger attached to the bracket, the tapered pin and the plunger facing each other, the tapered pin has its tapered part brought into contact with a first side end of the head fixing section in the X-axis direction, the plunger biases a second side end of the head fixing section in the X-axis direction toward the tapered pin, and moving up and down the tapered pin causes the head fixing section to linearly move in the X-axis direction so that the position of the head fixing section is adjusted.Type: GrantFiled: April 4, 2018Date of Patent: January 14, 2020Assignee: MIYAKOSHI PRINTING MACHINERY CO., LTD.Inventors: Hideo Izawa, Kouichi Ooyama, Ayumu Sasaki
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Patent number: 10518558Abstract: A drying device H is provided with: a heating roller part 10 that guides a printed object X and is capable of heating the rear surface of the printed object X; a hot air blowing part 11 for blowing hot air to the printed surface of the printed object X; a chamber 15 in which the heating roller part 10 and the hot air blowing part 11 are housed; a first plate frame 1 and a second plate frame 2 that are installed on two sides of the chamber 15; a supply-use air blower D1 for supplying air to the hot air blowing part 11; an exhaust-use air blower D2 for exhausting air inside the chamber 15; and a stage 5 on which the supply-use air blower D1 and the exhaust-use air blower D2 are mounted.Type: GrantFiled: November 14, 2018Date of Patent: December 31, 2019Assignee: MIYAKOSHI PRINTING MACHINERY CO., LTD.Inventors: Hideo Izawa, Kouichi Ooyama, Kazushige Sato, Hidetoshi Kon
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Publication number: 20190363478Abstract: A connector includes an outer tube, an inner tube formed to be continuous from the outer tube, and a partition wall configured to isolate the outer tube and the inner tube. The partition wall has an elongate convex portion, the convex portion is formed on a surface of the partition wall in a side of the outer tube, and the convex portion has a through hole penetrating the partition wall which is formed in the convex portion and a terminal is press-fitted into the through hole.Type: ApplicationFiled: May 15, 2019Publication date: November 28, 2019Applicant: Yazaki CorporationInventors: Kouichi Ooyama, Takumi Nakagishi
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Publication number: 20190239371Abstract: A cover (1) closes an opening portion of a case (2). The opening portion is formed of resin and belonging to the case (2). The cover (1) includes a resin member (10) having a frame portion having a shape corresponding to the opening portion, a metal member (20) provided in the resin member (10) and closing a hollow place defined by the frame portion, and a watertight member (30) sealing a contact place between the resin member (10) and the metal member (20). The resin member (10) and the metal member (20), in the contact place, define a concave portion by standing a pair of wall portions (11, 13) belonging to the resin member (10) erectly on the metal member (20). The watertight member (30) is provided inside the concave portion.Type: ApplicationFiled: January 30, 2019Publication date: August 1, 2019Applicant: Yazaki CorporationInventors: Isanori Shimizu, Kouichi Ooyama, Masakuni Samejima, Takeo Koga
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Publication number: 20190210385Abstract: A head position adjustment mechanism including: a head fixing section for fixedly supporting a head section; a linear-motion mechanism to which the head fixing section has been attached; and a bracket to which the linear-motion mechanism has been attached, the bracket has a tapered pin attached to the bracket and a plunger attached to the bracket, the tapered pin and the plunger facing each other, the tapered pin has its tapered part brought into contact with a first side end of the head fixing section in the X-axis direction, the plunger biases a second side end of the head fixing section in the X-axis direction toward the tapered pin, and moving up and down the tapered pin causes the head fixing section to linearly move in the X-axis direction so that the position of the head fixing section is adjusted.Type: ApplicationFiled: April 4, 2018Publication date: July 11, 2019Inventors: Hideo IZAWA, Kouichi OOYAMA, Ayumu SASAKI
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Patent number: 9694610Abstract: An inkjet printer 100 that carries out printing with respect to long continuous paper X provided with a perforation M at every page break and provided with marginal punch holes P in both sides, the inkjet printer having: a paper feeding unit 1 that disposes the Z-folded continuous paper X; a first pull roller 2a and a second pull roller 2b for conveying the continuous paper X; a pin tractor 3 for positioning the continuous paper X; a speed-variable motor 4 for applying tension to the continuous paper X; a printing unit 5 that carries out printing on the continuous paper X by a print head; and a discharging unit 6 that Z-folds and discharges the continuous paper X by a folding machine 61.Type: GrantFiled: March 2, 2016Date of Patent: July 4, 2017Assignee: MIYAKOSHI PRINTING MACHINERY CO., LTD.Inventors: Hideo Izawa, Kouichi Ooyama, Takehiro Fujiwara, Seiji Komatsuda, Kazushige Sato
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Patent number: 9592985Abstract: An arm for guiding paper fed along a paper feed path is swingably supported at its base end portion on one side of the winding core. The arm is provided with a free roll, on which the paper is guided to pass onto the winding core. At its free end portion, the arm has a roller rotatably mounted thereon which constitutes a body of rotation contacting with the paper roll so that with the winding core rotated and with the roller pressed against the paper roll the paper may be wound up into the paper roll on the rotating winding core without the occurrence of a paper winding wrinkle, whereby with a distance held constant at all times between the feed roll and the roller along a paper winding path, paper winding without such wrinkling can be achieved to yield a paper roll that is large in its maximum diameter.Type: GrantFiled: February 6, 2014Date of Patent: March 14, 2017Assignee: MIYAKOSHI PRINTING MACHINERY CO., LTD.Inventors: Hideo Izawa, Yuuichi Yamazaki, Kouichi Ooyama, Masaru Kusanagi
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Publication number: 20170021650Abstract: An inkjet printer 100 that carries out printing with respect to long continuous paper X provided with a perforation M at every page break and provided with marginal punch holes P in both sides, the inkjet printer having: a paper feeding unit 1 that disposes the Z-folded continuous paper X; a first pull roller 2a and a second pull roller 2b for conveying the continuous paper X; a pin tractor 3 for positioning the continuous paper X; a speed-variable motor 4 for applying tension to the continuous paper X; a printing unit 5 that carries out printing on the continuous paper X by a print head; and a discharging unit 6 that Z-folds and discharges the continuous paper X by a folding machine 61.Type: ApplicationFiled: March 2, 2016Publication date: January 26, 2017Inventors: Hideo IZAWA, Kouichi OOYAMA, Takehiro FUJIWARA, Seiji KOMATSUDA, Kazushige SATO
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Patent number: 8960854Abstract: An inkjet recording apparatus 10 includes a first plate 20a having line heads 11a aligned thereon, a coupling portion 21 jointed to the first plate 20a, a drive device 30 sliding the first plate 20a via the coupling portion 21 from a waiting position P1 in which the line heads wait to a recording position P2 in which recording is performed on a recording medium 1, and a second plate 20b having at least one line head 11b thereon and being attachable to and detachable from the coupling portion 21, wherein only the first plate 20a is slidable when the second plate 20b is detached from the coupling portion 21, and the first plate 20a and the second plate 20b are integrally slidable when the second plate 20b is attached to the coupling portion 21.Type: GrantFiled: December 6, 2012Date of Patent: February 24, 2015Assignee: Miyakoshi Printing Machinery Co., Ltd.Inventors: Hideo Izawa, Akira Ishikawa, Yuuichi Yamazaki, Kouichi Ooyama, Masahito Sato
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Publication number: 20140231572Abstract: An arm for guiding paper fed along a paper feed path is swingably supported at its base end portion on one side of the winding core. The arm is provided with a free roll, on which the paper is guided to pass onto the winding core. At its free end portion, the arm has a roller rotatably mounted thereon which constitutes a body of rotation contacting with the paper roll so that with the winding core rotated and with the roller pressed against the paper roll the paper may be wound up into the paper roll on the rotating winding core without the occurrence of a paper winding wrinkle, whereby with a distance held constant at all times between the feed roll and the roller along a paper winding path, paper winding without such wrinkling can be achieved to yield a paper roll that is large in its maximum diameter.Type: ApplicationFiled: February 6, 2014Publication date: August 21, 2014Applicant: MIYAKOSHI PRINTING MACHINERY CO., LTD.Inventors: Hideo Izawa, Yuuichi Yamazaki, Kouichi Ooyama, Masaru Kusanagi
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Patent number: 8801148Abstract: An inkjet recording apparatus is provided that is easy to maintain and that is compact. The inkjet recording apparatus includes a line head capable of printing on a recording medium, and a housing with the line head attached, in which the line head is slid along a guide groove provided in the housing so that the line head is detachably attached.Type: GrantFiled: July 14, 2011Date of Patent: August 12, 2014Assignee: Miyakoshi Printing Machinery Co., Ltd.Inventors: Hideo Izawa, Takao Namiki, Kouichi Ooyama, Masahito Sato
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Patent number: 8733925Abstract: An inkjet recording apparatus 100 makes a record on a web 1, including a line head 10 disposed on the side of a recording surface 1a of the web 1, guiding rollers 2 that guide the web 1, and a suction mechanism 20 disposed on the side of a non-recording surface 1b of the web 1, wherein, during travelling of the web 1, the line head 10 makes a record on the recording surface 1a of the web 1, and the suction mechanism 20 secures the non-recording surface 1b of the web 1.Type: GrantFiled: July 3, 2012Date of Patent: May 27, 2014Assignee: Miyakoshi Printing Machinery Co., Ltd.Inventors: Hideo Izawa, Kouichi Ooyama, Masahito Sato